Paranasal Sinuses Anatomy: Frontal, Ethmoidal, Sphenoidal, and Maxillary Sinuses Explained #3379855 (License: Personal Use)

This medical illustration displays the paranasal sinuses in both anterior and lateral perspectives, clearly labeling the frontal (1), ethmoidal (2), sphenoidal (3), and maxillary (4) sinuses. Each sinus is shown in relation to surrounding craniofacial structures, aiding understanding of their spatial arrangement and clinical relevance in conditions like sinusitis or surgical planning. The diagram supports educational and diagnostic contexts in otolaryngology and radiology.

Used in medical textbooks, online anatomy resources, ENT specialist websites, and patient education materials to explain sinus anatomy, pathologies, and imaging interpretation; matches user intent for learning or diagnosing sinus-related conditions.